func Setregid(rgid int, egid int) (err error) {
	r0, e2, e1 := CallLeFuncWithErr(GetZosLibVec()+SYS_SETREGID<<4, uintptr(rgid), uintptr(egid))
	if int64(r0) == -1 {
		err = errnoErr2(e1, e2)
	}
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Setreuid(ruid int, euid int) (err error) {

	}
	return int64(r0)
}

func Gettimeofday(tv *Timeval) error {
	nsec := nsec()
	*tv = NsecToTimeval(nsec)
	return nil
}

func Getegid() (egid int) { return -1 }
func Geteuid() (euid int) { return -1 }
func Getgid() (gid int)   { return -1 }
func Getuid() (uid int)   { return -1 }

func Getgroups() (gids []int, err error) {
	return make([]int, 0), nil
}

func getresuid(ruid *_C_int, euid *_C_int, suid *_C_int) {
	RawSyscallNoError(SYS_GETRESUID, uintptr(unsafe.Pointer(ruid)), uintptr(unsafe.Pointer(euid)), uintptr(unsafe.Pointer(suid)))
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func getresgid(rgid *_C_int, egid *_C_int, sgid *_C_int) {

//sys	Setegid(egid int) (err error) = SYS_SETEGID
//sys	Seteuid(euid int) (err error) = SYS_SETEUID
//sys	Sethostname(p []byte) (err error) = SYS___SETHOSTNAME_A
//sys   Setns(fd int, nstype int) (err error) = SYS_SETNS
//sys	Setpriority(which int, who int, prio int) (err error)
//sysnb	Setpgid(pid int, pgid int) (err error) = SYS_SETPGID

func Chown(path string, uid int, gid int) (err error)  { return EWINDOWS }
func Lchown(path string, uid int, gid int) (err error) { return EWINDOWS }
func Fchown(fd Handle, uid int, gid int) (err error)   { return EWINDOWS }

func Getuid() (uid int)                  { return -1 }
func Geteuid() (euid int)                { return -1 }
func Getgid() (gid int)                  { return -1 }

iptables -t nat -A ISTIO_OUTPUT -o lo ! -d 127.0.0.1/32 -p tcp ! --dport 15008 -m owner --gid-owner 1 -j ISTIO_IN_REDIRECT
iptables -t nat -A ISTIO_OUTPUT -o lo -p tcp ! --dport 53 -m owner ! --gid-owner 1 -j RETURN
iptables -t nat -A ISTIO_OUTPUT -m owner --gid-owner 1 -j RETURN
iptables -t nat -A ISTIO_OUTPUT -o lo ! -d 127.0.0.1/32 -p tcp ! --dport 15008 -m owner --gid-owner 2 -j ISTIO_IN_REDIRECT

iptables -t nat -A ISTIO_OUTPUT -o lo ! -d 127.0.0.1/32 -p tcp ! --dport 15008 -m owner --gid-owner 1 -j ISTIO_IN_REDIRECT
iptables -t nat -A ISTIO_OUTPUT -o lo -p tcp ! --dport 53 -m owner ! --gid-owner 1 -j RETURN
iptables -t nat -A ISTIO_OUTPUT -m owner --gid-owner 1 -j RETURN
iptables -t nat -A ISTIO_OUTPUT -o lo ! -d 127.0.0.1/32 -p tcp ! --dport 15008 -m owner --gid-owner 2 -j ISTIO_IN_REDIRECT

func Chown(path string, uid int, gid int) (err error)  { return syscall.EWINDOWS }
func Lchown(path string, uid int, gid int) (err error) { return syscall.EWINDOWS }
func Fchown(fd Handle, uid int, gid int) (err error)   { return syscall.EWINDOWS }

func Getuid() (uid int)                  { return -1 }
func Geteuid() (euid int)                { return -1 }
func Getgid() (gid int)                  { return -1 }

	pgrp = int(r0)
	return
}

func Tcgetpgrp(fd int) (pgid int32, err error) {
	if errno := ioctlPtr(uintptr(fd), TIOCGPGRP, unsafe.Pointer(&pgid)); errno != 0 {
		return -1, errno
	}
	return pgid, nil
}

func Tcsetpgrp(fd int, pgid int32) (err error) {
	return ioctlPtr(uintptr(fd), TIOCSPGRP, unsafe.Pointer(&pgid))

iptables -t raw -D ISTIO_OUTPUT -p udp --dport 53 -m owner --gid-owner 1 -j CT --zone 1
ip6tables -t raw -D ISTIO_OUTPUT -p udp --dport 53 -m owner --gid-owner 1 -j CT --zone 1
iptables -t raw -D ISTIO_OUTPUT -p udp --sport 15053 -m owner --gid-owner 1 -j CT --zone 2
ip6tables -t raw -D ISTIO_OUTPUT -p udp --sport 15053 -m owner --gid-owner 1 -j CT --zone 2
iptables -t raw -D ISTIO_OUTPUT -p udp --dport 53 -m owner --gid-owner 2 -j CT --zone 1